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AIDS - HIV Transmission and Treatment - Unsolved Practice Set

Class 12

Chapter: Human Health and Disease | Topic: AIDS HIV Transmission and Treatment

Study Material.
Class 12

AIDS - HIV TRANSMISSION AND TREATMENT - UNSOLVED PRACTICE SET

Topic: AIDS HIV Transmission and Treatment

Time: 30 mins | Marks: 30 | Difficulty: Medium

Multiple Choice Questions

Q1. AIDS is caused by infection with the:

  1. Influenza virus
  2. Human Immunodeficiency Virus (HIV)
  3. Hepatitis B virus
  4. Rabies virus

Q2. HIV primarily attacks and destroys which type of immune cell in the human body?

  1. Red blood cells
  2. Helper T-lymphocytes
  3. Platelets
  4. Neutrophils only

Q3. HIV can be transmitted through all of the following EXCEPT:

  1. Unprotected sexual contact with an infected person
  2. Sharing contaminated needles/syringes
  3. Mother-to-child transmission during pregnancy, birth, or breastfeeding
  4. Casual contact such as shaking hands or hugging

Q4. The weakening of the immune system caused by HIV makes an infected person particularly vulnerable to:

  1. Improved recovery from all infections
  2. Opportunistic infections that a healthy immune system would normally fight off
  3. No additional health risks
  4. Only skin-related conditions

Q5. The common diagnostic test used to detect HIV infection is called:

  1. X-ray
  2. ELISA test
  3. Blood pressure test
  4. Urine culture test

Short Answer Questions

Q6. What causes AIDS, and which cells in the human body does this virus primarily target?

Q7. Name any two common modes of HIV transmission.

Q8. Why does a person infected with HIV become increasingly vulnerable to other infections over time?

Q9. What precautions can help reduce the risk of HIV transmission?

Long Answer Questions

Q10. Describe how HIV affects the human immune system, explaining the progression from initial infection to the development of AIDS.

Q11. Discuss the modes of HIV transmission and the preventive measures that can be taken to reduce the spread of this infection.

APPLICATION / ANALYSIS

Q12. A person is worried about contracting HIV after casually shaking hands and sharing a meal with an HIV-positive colleague at work. Using your understanding of HIV transmission, explain why this concern is scientifically unfounded.

Q13. A newly diagnosed HIV-positive patient is started on antiretroviral therapy (ART) soon after diagnosis and is able to lead a relatively healthy, active life for many years. Explain, using your understanding of HIV and its treatment, how ART helps manage the infection even though it does not completely cure it.


Total: 30 Marks | Time: 30 mins

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